CHAPITRE X. lai

Calcul de aj^.

'«nga, g,78o5i 29931 86 r 5,84856 5o655

^•••- 9^996^9 96103 28 a = 50*^89 tM... 0,06118 56950

tangA 9,77687 26055 i4 ^''^^'•jS p 5,90975 07585

tangfl. 9,77688 31645 69 4« =125.56 ^^^^^ y,945o4 4i5i4

/•= 7 o56io 55 I^"- • • • 5,33442 5i552

fl— (1)... = 3o®55" 9",a5545 584© cos2a. 9,67473 108

a^ zsz 40.45.42,4445^ i3 /?*••.. 1,81950 ]5

|cps4^ 9,56648 46

Calcul de ùl^.

tang ^4. 9,95551 41911 ^2 a =40® 52 r 4)90^^2 10848

A 9,99629 96105 28 2ai=8i.o4 iM... 0,06118 56950

tangA.* 9,95181 5801490 p 4^96*2067778

tangâ.. 9,95180 58578 22 sin 2a. 9,99466 78599

ilangA rtang^i + r. ^ 4,96120 678

a = 40^ 5i' 12^,00000 0000 cos 2a. 9,19241 58i

î«5+îas = 40. 3i . i5 ,86557 545